Oklahoma CDL Doubles & Triples Practice Test (OK) 2020

Our super Oklahoma CDL doubles & triples test for super-achievers. Everyone else is welcome too!

  • 20 Questions
  • 80% Passing Score
  • 4 Mistakes Allowed
100% of students found this test helpful!
Rated 5.0 out of 5 by 5 drivers

Oklahoma CDL Test Facts

  • Questions: 50
  • Correct answers to pass: 40
  • Passing score: 80%
  • Test locations: Department of Public Safety (DPS) Offices
  • Test languages: English, Spanish
  • Based upon: Oklahoma CDL Manual
Improve your chances of passing the test by reading the official Oklahoma drivers manual Drivers Manual

Are you looking for a CDL doubles and triples practice test for Oklahoma drivers? While the Oklahoma doubles and triples permit is a vital qualification for any commercial driver who wishes to work with multiple-trailer combination vehicles, it is sadly not the only endorsement you will need to add to your license. As double and triple trailer-combination vehicles are Class A commercial trucks, you will also need to study for and pass the compulsory Class A endorsement tests, prior to studying doubles and triples material. There are other free CDL practice tests on our website that you can use to study for those assessments, which we will introduce you to later. Right now, let’s find out more about the Oklahoma DPS doubles and triples test!

To pass the T endorsement exam, you will need to get yourself a copy of the Oklahoma permit test study guide, if you have not already got an up-to-date version. In the Doubles and Triples chapter of this book, you can read about the specific challenges, rules and regulations of multiple-trailer combination vehicle operation and then begin applying that knowledge to the permit test questions on our Oklahoma doubles and triples endorsement practice test, in preparation for the exam. This information includes understanding the “crack the whip” effect which can occur when taking corners and changing lanes, managing trucks with a high center of gravity, coupling and uncoupling procedures, vehicle inspection and anti-lock braking. The permit book explains all these issues in clear, easy-to-understand language and supports the key points with images and diagrams. You will however, still need to use our drivers permit practice test for Oklahoma T endorsement applicants regularly, to make sure you fully-understand the topics being discussed. Minor misunderstandings and gaps in your knowledge are easy to miss when you rely solely on the permit book and could easily undermine your chances of passing the assessment. Working on the Oklahoma doubles and triples practice test for 2020 applicants will bring any problems to light, in time for you to fix them before taking the DMV permit test.

So, what about the other Class A license tests we mentioned earlier? Of course, every CDL route of assessment must begin with the Oklahoma DMV general knowledge test, irrespective of whether the applicant wishes to become a double and triple-trailer vehicle driver or a taxi driver. Any applicant who has not passed this assessment yet should turn their attention to our DMV general knowledge practice test now. The only other written assessments which you must take before applying for a doubles and triples endorsement are the Air Brakes permit test and the Oklahoma CDL combination test. Our team have built a high-quality quiz for the air brakes exam and an Oklahoma combination CDL practice test for the Combination Vehicles assessment, which are available for use right now, elsewhere on Even if you have already acquired both these endorsements, it is advisable to complete a couple of rounds on our Oklahoma CDL combination practice test before branching out into T endorsement material, as a lot of the combination vehicle information is relevant to the doubles and triples qualification.

If your Class A qualifications are in order and you are ready to begin studying for the doubles and triples endorsement, why not have a go at our T endorsement Class A license Oklahoma practice test today? It is not crucial that you study the handbook first, as you can return to the DMV doubles and triples practice test to work on your score as many times as you want.